HDU 5862 Counting Intersections(离散化+树状数组) 题目链接http://acm.split.hdu.edu.cn/showproblem.php?pid=5862 Description Given some segments which are paralleled to the coordinate axis. You need to count the number of their intersection. The input data guarant…
Disharmony Trees Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 663 Accepted Submission(s): 307 Problem Description One day Sophia finds a very big square. There are n trees in the square. T…
Ultra-QuickSort Time Limit: 7000MS Memory Limit: 65536K Total Submissions: 50517 Accepted: 18534 Description In this problem, you have to analyze a particular sorting algorithm. The algorithm processes a sequence of n distinct integers by swappin…
Ultra-QuickSort Time Limit: 7000MS Memory Limit: 65536K Total Submissions: 38258 Accepted: 13784 Description In this problem, you have to analyze a particular sorting algorithm. The algorithm processes a sequence of n distinct integers by swappin…
Nested Segments time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output You are given n segments on a line. There are no ends of some segments that coincide. For each segment find the number of s…
题目描述 维护一个长度为n的序列,一开始都是0,支持以下两种操作:1.U k a 将序列中第k个数修改为a.2.Z c s 在这个序列上,每次选出c个正数,并将它们都减去1,询问能否进行s次操作.每次询问独立,即每次询问不会对序列进行修改. 输入 第一行包含两个正整数n,m(1<=n,m<=1000000),分别表示序列长度和操作次数.接下来m行为m个操作,其中1<=k,c<=n,0<=a<=10^9,1<=s<=10^9. 输出 包含若干行,对于每个Z询问…
原文地址:http://www.cnblogs.com/GXZlegend/p/6832263.html 题目描述 The cows have once again tried to form a startup company, failing to remember from past experience that cows make terrible managers!The cows, conveniently numbered 1…N1…N (1≤N≤100,000), organi…
Counting Intersections Time Limit: 12000/6000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 1138 Accepted Submission(s): 347 Problem Description Given some segments which are paralleled to the coordinate axis. Y…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5542 Problem DescriptionCao Cao made up a big army and was going to invade the whole South China. Yu Zhou was worried about it. He thought the only way to beat Cao Cao is to have a spy in Cao Cao's army.…
题目连接:http://acm.hdu.edu.cn/showproblem.php?pid=6318 Problem Description Long long ago, there was an integer sequence a.Tonyfang think this sequence is messy, so he will count the number of inversions in this sequence. Because he is angry, you will ha…
Flowers Problem Description As is known to all, the blooming time and duration varies between different kinds of flowers. Now there is a garden planted full of flowers. The gardener wants to know how many flowers will bloom in the garden in a specifi…
题意:给定 n 个数,让你数出 a < b && c < d && a != b != c != d && Aa < Ab && Ac > Ad. 析:首先,给的数太大了,先要进行离散化处理,然后先算出Aa < Ab 和 Ac > Ad.这可以用树状数组解决,一个正向的,一个反向,同时再求出四种数,然后减去,就好了. 代码如下: #pragma comment(linker, "/STACK:…
Increasing Speed Limits Time Limit: 2000/10000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 481 Accepted Submission(s): 245 Problem Description You were driving along a highway when you got caught by the road p…
题目传送门:http://acm.hdu.edu.cn/showproblem.php?pid=6447 YJJ's Salesman Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 919 Accepted Submission(s): 290 Problem Description YJJ is a salesman who h…
Sort it Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 4110 Accepted Submission(s): 2920 Problem Description You want to processe a sequence of n distinct integers by swapping two adjacent s…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=4046 When I wrote down this letter, you may have been on the airplane to U.S. We have known for 15 years, which has exceeded one-fifth of my whole life. I still remember the first time we went to the mov…
